Join Craig Newmark, Internet pioneer and founder of craigslist and craigconnects, as he discusses his career evolution from founder of one of the world's most widely used websites, to his decision to forego big-money Silicon Valley in favor of "doing well by doing good."

When I was in college in the early 1980s, letters—on paper, in ink, with self-licked stamps and everything—were the primary form of communication. Cell phones, Facebook, and e-mail were inconceivable; the payphone in the hallway was noisy and unreliable. And so, like every college student of that era, I wrote letters.

In this roundtable discussion, panelists examine the ways in which digital media are changing traditional methods of research, collaboration, and publication, as well as the political and ethical impact of developing ideas in the public eye.